Problems from Spotify Challenge 2011
| Submissions | Users | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Name | Total | Acc. | Ratio | Fastest | Total | Acc. | Ratio | Difficulty | ||
| All Just A Dream | 1659 | 380 | 23% | 0.05 | 261 | 182 | 70% | 6.6 | ||
| Cat Coat Colors | 169 | 72 | 43% | 0.00 | 67 | 59 | 88% | 3.9 | ||
| Imperial Measurement | 1386 | 621 | 45% | 0.00 | 564 | 522 | 93% | 2.0 | ||
| Peer Streaming | 26 | 9 | 35% | 0.04 | 14 | 9 | 64% | 7.7 | ||
| Playlist | 242 | 41 | 17% | 1.09 | 27 | 12 | 44% | 9.3 | ||
| Primary Register | 1020 | 625 | 61% | 0.00 | 544 | 510 | 94% | 2.0 | ||
| Square Pie | 371 | 147 | 40% | 0.07 | 36 | 27 | 75% | 6.3 | ||
| Wheel Game | 31 | 10 | 32% | 0.00 | 13 | 10 | 77% | 6.7 | ||